Megadap EFTZ21 firmware v1.27

Megadap · Released Dec 5, 2025 · First seen Jul 24, 2026

v1.27 is the latest firmware for the Megadap EFTZ21, released December 5, 2025.

What's in this update

  1. Optimized the stabi​lity of the adapter ring’s compatibility ​with different cameras.

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Other versions for this product

See the full firmware history for the EFTZ21